6726843 has 6 divisors (see below), whose sum is σ = 9716564. Its totient is φ = 4484556.

The previous prime is 6726821. The next prime is 6726947. The reversal of 6726843 is 3486276.

It is not a de Polignac number, because 6726843 - 2¹² = 6722747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6726798 and 6726807.

It is not an unprimeable number, because it can be changed into a prime (6721843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 373705 + ... + 373722.

Almost surely, 2^6726843 is an apocalyptic number.

6726843 is a deficient number, since it is larger than the sum of its proper divisors (2989721).

6726843 is a wasteful number, since it uses less digits than its factorization.

6726843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747433 (or 747430 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 6726843 is about 2593.6158158062. The cubic root of 6726843 is about 188.7717914112.

It can be divided in two parts, 6726 and 843, that added together give a square (7569 = 87²).

The spelling of 6726843 in words is "six million, seven hundred twenty-six thousand, eight hundred forty-three".